Electrical wires and screw terminals have a color code, which helps you match each wire to the correct terminal. The wire color code is helpful in preventing errors and assesing and remembering ...

Q:I am having a problem troubleshooting the trailer light plug on a 2002 Chevy Silverado. I get no power there. I've checked all the fuses and they're good. I expect it's a simple grounding problem, ...